<div id="app11"> <h3>哞哞俩数计算器</h3> <input type="number" v-model="num1"> <select v-model="chart"> <option value="+">+</option> <option value="-">-</option> <option value="×">×</option> <option value="÷">÷</option> </select> <input type="number" v-model="num2"> = {{ math }} </div> <script> const app11=new Vue({ el:'#app11', data:{ num1:0, num2:0, chart:'+', answer:0 }, computed:{ math:{ get(){ if(this.chart === '+'){ return this.num1*1 + this.num2*1 } else if(this.chart === '-'){ return this.num1 - this.num2 } else if(this.chart === '×'){ return this.num1 * this.num2 } else if(this.char === '÷'){ return this.num1 / this.num2 } }, set(){ } } } }) </script>
标签:十一,vue,return,num1,num2,chart,else,学习 From: https://www.cnblogs.com/cocotun/p/17809046.html